... Broadcast amplifier. 2.Level control for each of 4 inputs. IA-422 INTRODUCTION:Compact, multi porpuse amplifier4 ... inputs.Power output, mains voltage supply : 40W X 2, 4 OHM load, 0.05% THD , 20Hz -20KHz.25W ... 30WRMS total.Controls: Level control for each of 4 inputs.Bass, Treble and Master Volume controls.Remote ... init( { 'aImgSrc': aBigImageSrc } ); } )(); Multi porpuse Broadcast Amplifier (4 Channel)